What is the cheapest airline that flies from London to Southeast Asia?

Oman Air, Etihad Airways, and Qatar Airways are the most popular carriers operating from London to Southeast Asia

How many flights depart from London to Southeast Asia on average per day?

55 flights are operational daily from London to Southeast Asia as of September 2026. The most popular departure time for this route is 22:00, with 61% of flights per day taking off in the evening.

How many flights depart from London to Southeast Asia on average per week?

The number of flights available between London and Southeast Asia is 388 per week as of September 2026. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

When did momondo last update prices for flights from London to Southeast Asia?

Prices for flights from London to Southeast Asia refresh daily.

How many operators does momondo search for flights from London to Southeast Asia?

As of September 2026, there are 2 operators available to choose from for flights from London to Southeast Asia.

How old do you have to be to fly from London to Southeast Asia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Southeast Asia.

What documentation or ID do you need to fly to Southeast Asia?

The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€301 Cheap Flights from London to Southeast Asia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Southeast Asia

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

22:10 - 02:25LHR London Heathrow-MNL Manila Ninoy Aquino Intl

21h 15m1 stop Guangzhou Baiyun

17:45 - 19:20MNL Manila Ninoy Aquino Intl-LHR London Heathrow

32h 35m1 stop Guangzhou Baiyun

€477China Southern

Sun, 13 Sep - Mon, 28 Sep

22:00 - 01:30LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Chengdu Tianfu Intl

06:25 - 17:40MNL Manila Ninoy Aquino Intl-LHR London Heathrow

18h 15m1 stop Beijing Capital

€494Air China

Tue, 15 Sep - Wed, 30 Sep

22:00 - 01:30LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Chengdu Tianfu Intl

06:25 - 17:40MNL Manila Ninoy Aquino Intl-LHR London Heathrow

18h 15m1 stop Beijing Capital

€496Air China

Tue, 15 Sep - Wed, 30 Sep

22:00 - 01:30LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Chengdu Tianfu Intl

06:25 - 17:40MNL Manila Ninoy Aquino Intl-LHR London Heathrow

18h 15m1 stop Beijing Capital

€497Air China

Tue, 15 Sep - Wed, 30 Sep

21:10 - 01:40LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Shenzhen

02:55 - 19:10MNL Manila Ninoy Aquino Intl-LHR London Heathrow

24h 15m1 stop Shenzhen

€502Shenzhen Airlines

Wed, 2 Dec - Tue, 22 Dec

21:10 - 01:40LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Shenzhen

02:55 - 19:10MNL Manila Ninoy Aquino Intl-LHR London Heathrow

24h 15m1 stop Shenzhen

€502Shenzhen Airlines

Mon, 1 Feb - Thu, 25 Feb

21:10 - 01:40LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 30m1 stop Shenzhen

02:55 - 19:10MNL Manila Ninoy Aquino Intl-LHR London Heathrow

24h 15m1 stop Shenzhen

€502Shenzhen Airlines

Wed, 2 Dec - Thu, 24 Dec

18:40 - 18:05LGW London Gatwick-SIN Singapore Changi

15h 25m1 stop Zurich

00:05 - 07:50SIN Singapore Changi-LGW London Gatwick

15h 45m1 stop Zurich

€685SWISS

Thu, 5 Nov - Sun, 22 Nov

18:40 - 22:50LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 10m2 stops Zurich Singapore Changi

19:45 - 08:05MNL Manila Ninoy Aquino Intl-LHR London Heathrow

20h 20m2 stops Hong Kong Intl Zurich

€698SWISS

Wed, 27 Jan - Fri, 12 Feb

18:40 - 22:50LHR London Heathrow-MNL Manila Ninoy Aquino Intl

20h 10m2 stops Zurich Singapore Changi

19:45 - 08:05MNL Manila Ninoy Aquino Intl-LHR London Heathrow

20h 20m2 stops Hong Kong Intl Zurich

€698SWISS

Tue, 26 Jan - Fri, 12 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

12:10 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

37h 40m1 stop Shenzhen

€585Shenzhen Airlines

Sat, 5 Sep - Sun, 4 Oct

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

19:15 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

30h 35m1 stop Shenzhen

€585Shenzhen Airlines

Sat, 5 Sep - Mon, 5 Oct

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

03:15 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

22h 35m1 stop Shenzhen

€585Shenzhen Airlines

Sun, 6 Sep - Fri, 2 Oct

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

19:15 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

30h 35m1 stop Shenzhen

€585Shenzhen Airlines

Fri, 4 Sep - Wed, 7 Oct

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

12:10 - 20:00BKK Bangkok Suvarnabhumi-LHR London Heathrow

37h 50m1 stop Shenzhen

€585Shenzhen Airlines

Fri, 4 Sep - Thu, 8 Oct

22:05 - 11:10LHR London Heathrow-BKK Bangkok Suvarnabhumi

31h 05m1 stop Shenzhen

19:15 - 20:00BKK Bangkok Suvarnabhumi-LHR London Heathrow

30h 45m1 stop Shenzhen

€585Shenzhen Airlines

Sat, 5 Sep - Tue, 6 Oct

22:05 - 18:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

38h 10m1 stop Shenzhen

03:15 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

22h 35m1 stop Shenzhen

€585Shenzhen Airlines

Fri, 4 Sep - Fri, 2 Oct

22:05 - 02:15LHR London Heathrow-BKK Bangkok Suvarnabhumi

22h 10m1 stop Shenzhen

12:10 - 19:50BKK Bangkok Suvarnabhumi-LHR London Heathrow

37h 40m1 stop Shenzhen

€585Shenzhen Airlines

Fri, 4 Sep - Sun, 4 Oct

20:05 - 22:55LHR London Heathrow-MNL Manila Ninoy Aquino Intl

43h 50m2 stops Zurich Hong Kong Intl

17:40 - 07:55MNL Manila Ninoy Aquino Intl-LHR London Heathrow

21h 15m2 stops Hong Kong Intl Zurich

€775SWISS

Mon, 7 Sep - Mon, 5 Oct

20:05 - 22:55LHR London Heathrow-MNL Manila Ninoy Aquino Intl

43h 50m2 stops Zurich Hong Kong Intl

17:40 - 07:55MNL Manila Ninoy Aquino Intl-LHR London Heathrow

21h 15m2 stops Hong Kong Intl Zurich

€803SWISS

Mon, 7 Sep - Mon, 12 Oct

Cheap direct flights

Enter your travel dates to find the best prices.

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€694British Airways

Tue, 3 Nov - Mon, 9 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Tue, 3 Nov - Fri, 13 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Tue, 3 Nov - Tue, 17 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Sun, 1 Nov - Wed, 18 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Sun, 1 Nov - Mon, 16 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Sun, 1 Nov - Fri, 13 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Mon, 2 Nov - Mon, 9 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Mon, 2 Nov - Thu, 19 Nov

21:10 - 18:05LHR London Heathrow-KUL Kuala Lumpur Intl

12h 55mdirect

23:15 - 05:20KUL Kuala Lumpur Intl-LHR London Heathrow

14h 05mdirect

€695British Airways

Mon, 2 Nov - Sun, 15 Nov

09:20 - 06:15LGW London Gatwick-SIN Singapore Changi

12h 55mdirect

02:35 - 09:05SIN Singapore Changi-LGW London Gatwick

14h 30mdirect

€699Singapore Airlines

Wed, 13 Jan - Wed, 20 Jan

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Riyadh Air flights from London to Southeast Asia

Our best Riyadh Air deals on London to Southeast Asia flight tickets

Riyadh Air

10 Feb

LHR09:30London Heathrow

16h 35m

1 stop

BKK09:05Bangkok Suvarnabhumi

25 Feb

BKK16:15Bangkok Suvarnabhumi

22h 15m

1 stop

LHR07:30London Heathrow

€556

Riyadh Air

27 Jan

LHR09:30London Heathrow

16h 35m

1 stop

BKK09:05Bangkok Suvarnabhumi

9 Feb

BKK16:15Bangkok Suvarnabhumi

22h 15m

1 stop

LHR07:30London Heathrow

€561

Riyadh Air

1 Feb

LHR09:30London Heathrow

16h 35m

1 stop

BKK09:05Bangkok Suvarnabhumi

22 Feb

BKK16:15Bangkok Suvarnabhumi

22h 15m

1 stop

LHR07:30London Heathrow

€572

Oman Air flights from London to Southeast Asia

Our best Oman Air deals on London to Southeast Asia flight tickets

Oman Air

30 Oct

LHR08:25London Heathrow

15h 20m

1 stop

BKK06:45Bangkok Suvarnabhumi

18 Nov

BKK19:10Bangkok Suvarnabhumi

30h 15m

1 stop

LHR18:25London Heathrow

€607

Oman Air

4 Sept

LHR20:50London Heathrow

28h 05m

1 stop

BKK06:55Bangkok Suvarnabhumi

11 Sept

BKK09:00Bangkok Suvarnabhumi

16h 10m

1 stop

LHR19:10London Heathrow

€608

Oman Air

30 Oct

LHR08:25London Heathrow

15h 20m

1 stop

BKK06:45Bangkok Suvarnabhumi

7 Dec

BKK19:10Bangkok Suvarnabhumi

17h 45m

1 stop

LHR05:55London Heathrow

€609

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Sun 13/9

22:10-02:25

1 stop21h 15m

Manila Ninoy Aquino Intl

Mon 28/9

17:45-19:20

1 stop32h 35m

€477

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Tue 15/9

22:00-01:30

1 stop20h 30m

Manila Ninoy Aquino Intl

Wed 30/9

06:25-17:40

1 stop18h 15m

€494

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Tue 15/9

22:00-01:30

1 stop20h 30m

Manila Ninoy Aquino Intl

Wed 30/9

06:25-17:40

1 stop18h 15m

€496

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Tue 15/9

22:00-01:30

1 stop20h 30m

Manila Ninoy Aquino Intl

Wed 30/9

06:25-17:40

1 stop18h 15m

€497

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Wed 2/12

21:10-01:40

1 stop20h 30m

Manila Ninoy Aquino Intl

Tue 22/12

02:55-19:10

1 stop24h 15m

€502

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Mon 1/2

21:10-01:40

1 stop20h 30m

Manila Ninoy Aquino Intl

Thu 25/2

02:55-19:10

1 stop24h 15m

€502

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Wed 2/12

21:10-01:40

1 stop20h 30m

Manila Ninoy Aquino Intl

Thu 24/12

02:55-19:10

1 stop24h 15m

€502

Fastest return journey

LondonSingapore

LGW London Gatwick - SIN Singapore Changi

LGWSIN

London Gatwick

Thu 5/11

18:40-18:05

1 stop15h 25m

Singapore Changi

Sun 22/11

00:05-07:50

1 stop15h 45m

€685

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Wed 27/1

18:40-22:50

2 stops20h 10m

Manila Ninoy Aquino Intl

Fri 12/2

19:45-08:05

2 stops20h 20m

€698

LondonManila

LHR London Heathrow - MNL Manila Ninoy Aquino Intl

LHRMNL

London Heathrow

Tue 26/1

18:40-22:50

2 stops20h 10m

Manila Ninoy Aquino Intl

Fri 12/2

19:45-08:05

2 stops20h 20m

€698

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Southeast Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from London is in November. Flight prices, which tend to average around €702, are often lower during this time because this is during the off-season. If you’re not able to fly to Southeast Asia in November, then September is your next best option. Flight prices from London to Southeast Asia during September average around €744.

What is the cheapest day to depart on your flight to Southeast Asia?

The cheapest day to depart from London to Southeast Asia is on a Monday. Travellers who choose to depart for Southeast Asia on a Monday will often find tickets for as low as €866. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around €1,519. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

What is the cheapest time of day to depart on your flight to Southeast Asia?

Our most recent data shows that the best time of day to fly to Southeast Asia is in the evening. Flights from London to Southeast Asia during this time can be as low as €1,032. Flights to Southeast Asia are more costly in the morning, with an average ticket price of €1,519. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Southeast Asia flight route?

Fly from London Gatwick to Phuket City for the best London - Southeast Asia flight prices

How far in advance should I book a flight from London to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around €818 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from London for as low as €771 on momondo.

What cabin class options are available on London to Southeast Asia flights?

There are 3 cabin classes available to choose from on London to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between London to Southeast Asia.

Cheap London to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Southeast Asia

Best price found	€301
Fastest flight time	11h 40m
Direct flights	Every day
Airports in Southeast Asia	294 airports

The best one-way flight to Southeast Asia from London in the past 72 hours is €301. The best return flight deal from London to Southeast Asia found on momondo in the last 72 hours is €477.

The fastest flight from London to Southeast Asia takes 11h 40m

Direct flights go from London to Southeast Asia every day.

There are 294 airports in Southeast Asia. From London there are direct flights to Bangkok Suvarnabhumi (BKK).

Search flight deals

Frequently asked questions about flying from London to Southeast Asia

When did momondo last update prices for flights from London to Southeast Asia?
Prices for flights from London to Southeast Asia refresh daily.
How many operators does momondo search for flights from London to Southeast Asia?
As of September 2026, there are 2 operators available to choose from for flights from London to Southeast Asia.
How old do you have to be to fly from London to Southeast Asia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Southeast Asia?
Based on momondo bookings for flights between London and Southeast Asia, the leading plane model is Boeing 787-9 Dreamliner, making up 20.54% of the total bookings. Other popular models include Boeing 777 with 14.11%, Airbus A350-1000 with 11.54%, and Boeing 787-8 Dreamliner with 8.08%.

Best airlines flying from London to Southeast Asia

Compare and see reviews for airlines that fly from London to Southeast Asia with momondo

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom €526	Free Cancellation	Rating 7.4 163 reviews		Search Air China flights
SWISS	PriceFrom €688	Free Cancellation	Rating 7.5 2,060 reviews		Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Asia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Southeast Asia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Southeast Asia with flexible booking policies on momondo?

All flight searches from London to Southeast Asia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Southeast Asia?

momondo provides multiple filters to help you find the best flight to Southeast Asia from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Southeast Asia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Southeast Asia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.